'https://gist.githubusercontent.com/eunicetu16/2192dfd3f280dc9d0b96bb83c89dbd7b/raw/1f5e5c08cb40178bf14ab08586c74666da072d44/city_mpg.csv'

The original dataset is from 'https://corgis-edu.github.io/corgis/csv/cars/', and take only 'Fuel Information.City mpg' columns and group them into 8 groups. And have the counts for each group.